ECOFAST TWK3541 Aqueous Ink Cartridge – HP 45A
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GENUINE OEM AQUEOUS INK: TWK3541 (EcoFast) is an aqueous, PFAS-free dye ink manufactured by Kao Collins for factory-new HP 45A cartridges. This is authentic OEM ink, not a compatible or third-party formulation.
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FAST DRYING FORMULATION: Engineered for fast drying performance, ideal for high-speed production lines that can't wait on wet ink.
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DECAP AND SHELF LIFE: ~1 hour decap time; 18 month shelf life.
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SUBSTRATE COMPATIBILITY: Uncoated papers and envelopes, mill coat (matte, gloss, dull), clay coated, and newsprint/ultra-porous substrates.
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INDUSTRY USE: Used for: mailing, packaging, and publishing applications on paper-based, porous substrates such as uncoated paper, envelopes, mill coat, clay coated stock, and newsprint.
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REGULATORY COMPLIANCE: EuPIA compliant, REACH SVHC compliant, Non-CMR, PFAS-Free.
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WHY BUY FROM AMERICAN MAILING SOLUTIONS INC.: We are an Authorized Partner with Kao Collins Inc. and stand behind every cartridge we ship with a responsive U.S.-based customer support team. We ship fast with no delays either the same or the next day. Buy Direct and Save. A Veteran-Owned Business.